bpf_map__reuse_fd
err = bpf_map__reuse_fd(map, map_replace[j++].fd);
err = bpf_map__reuse_fd(map, pin_fd);
LIBBPF_API int bpf_map__reuse_fd(struct bpf_map *map, int fd);
bpf_map__reuse_fd(evsel->follower_skel->maps.diff_readings, diff_map_fd);
err = bpf_map__reuse_fd(map, map_fd);
err = bpf_map__reuse_fd(map, outer_map);
err = bpf_map__reuse_fd(skel->maps.array, map_fd);